Home / 8,088.63-12,134.44-3,157.95

Finding the Fourth Proportional to 8,088.63, 12,134.44 and 3,157.95

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Solution

The fourth proportional to 8,088.63, 12,134.44 and 3,157.95 is: 4,737.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.63 : 12,134.44 = 3,157.95 : x
  2. Step 2: Convert to fraction form
    8,088.63/12,134.44 = 3,157.95/x
  3. Step 3: Cross multiply
    8,088.63x = 12,134.44 × 3,157.95
  4. Step 4: Simplify right side
    8,088.63x = 38,320,004.25
  5. Step 5: Solve for x
    x = 38,320,004.25/8,088.63
  6. Step 6: Final answer
    x = 4,737.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.